The East Branch Piscataqua River is a U.S. Geological Survey. National Hydrography Dataset high-resolution flowline data. The National Map , accessed June 30, 2011 river in Maine. It is a tributary of the Piscataqua River, which flows to the Presumpscot River and ultimately to Casco Bay.
The East Branch rises between the towns of Yarmouth and North Yarmouth and flows southwest into Cumberland and eventually Falmouth, where it joins the Piscataqua just upstream from that river's mouth at the Presumpscot River.
See also List of rivers of Maine
References
Maine Streamflow Data from the USGS Maine Watershed Data From Environmental Protection Agency